086c127decbbf25dbd44361729817a89180ae5eede3a507bc21c5bcc81e347c1

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-10-2024 13:51

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General

Target

ie/MediaWatchV1home3653.dll
Size

85KB
MD5

4226815ddcf0528f89ef8f04946f1ea2
SHA1

90fd7005af5bd31a4308075534ad8ea9cc98c0ab
SHA256

6af5aac1db59e1e94a9c6bb9612b024e4bc9208575565368b902409e57c78e20
SHA512

c721d6d14570cc7d27a86ab336bb26cabafb4be61adbf5715d1f663258dd7aae173b39add9409a0d52a3a8611b1198147fb123383dff927ca569a86ceaf744d8
SSDEEP

1536:w8/1CsEmka04RhRtahrOb8DkhSyHA9glQIlzJ:r12mka0ElahrO+yguaIlz

Score

6^/10

adware discovery stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{2b792670-4c9f-46e4-a478-902f6885c363}\NoExplorer = "1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{2b792670-4c9f-46e4-a478-902f6885c363}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{2b792670-4c9f-46e4-a478-902f6885c363}\ = "MediaWatchV1home3653"	regsvr32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Modifies registry class 34 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1CBACDC4-C198-4BF8-BFCD-5480F754CE03}\1.1\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1CBACDC4-C198-4BF8-BFCD-5480F754CE03}\1.1\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{827ABB03-9E6E-41E0-A30C-8E1FB0C9AC03}\ = "IMediaWatchV1home3653BHO"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{827ABB03-9E6E-41E0-A30C-8E1FB0C9AC03}\ = "IMediaWatchV1home3653BHO"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{827ABB03-9E6E-41E0-A30C-8E1FB0C9AC03}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2b792670-4c9f-46e4-a478-902f6885c363}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1CBACDC4-C198-4BF8-BFCD-5480F754CE03}\1.1\ = "MediaWatchV1home3653Lib"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2b792670-4c9f-46e4-a478-902f6885c363}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2b792670-4c9f-46e4-a478-902f6885c363}\TypeLib\ = "{1cbacdc4-c198-4bf8-bfcd-5480f754ce03}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2b792670-4c9f-46e4-a478-902f6885c363}\Version\ = "1.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1CBACDC4-C198-4BF8-BFCD-5480F754CE03}\1.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1CBACDC4-C198-4BF8-BFCD-5480F754CE03}\1.1\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\MediaWatchV1home3653.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{827ABB03-9E6E-41E0-A30C-8E1FB0C9AC03}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2b792670-4c9f-46e4-a478-902f6885c363}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2b792670-4c9f-46e4-a478-902f6885c363}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\MediaWatchV1home3653.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{827ABB03-9E6E-41E0-A30C-8E1FB0C9AC03}\TypeLib\Version = "1.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{827ABB03-9E6E-41E0-A30C-8E1FB0C9AC03}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{827ABB03-9E6E-41E0-A30C-8E1FB0C9AC03}\TypeLib\ = "{1CBACDC4-C198-4BF8-BFCD-5480F754CE03}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2b792670-4c9f-46e4-a478-902f6885c363}\ = "MediaWatchV1home3653"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1CBACDC4-C198-4BF8-BFCD-5480F754CE03}\1.1\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2b792670-4c9f-46e4-a478-902f6885c363}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1CBACDC4-C198-4BF8-BFCD-5480F754CE03}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1CBACDC4-C198-4BF8-BFCD-5480F754CE03}\1.1\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{827ABB03-9E6E-41E0-A30C-8E1FB0C9AC03}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{827ABB03-9E6E-41E0-A30C-8E1FB0C9AC03}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{827ABB03-9E6E-41E0-A30C-8E1FB0C9AC03}\TypeLib\ = "{1CBACDC4-C198-4BF8-BFCD-5480F754CE03}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2b792670-4c9f-46e4-a478-902f6885c363}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2b792670-4c9f-46e4-a478-902f6885c363}\Version	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{827ABB03-9E6E-41E0-A30C-8E1FB0C9AC03}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{827ABB03-9E6E-41E0-A30C-8E1FB0C9AC03}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{827ABB03-9E6E-41E0-A30C-8E1FB0C9AC03}\TypeLib\Version = "1.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{827ABB03-9E6E-41E0-A30C-8E1FB0C9AC03}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1CBACDC4-C198-4BF8-BFCD-5480F754CE03}\1.1\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1CBACDC4-C198-4BF8-BFCD-5480F754CE03}\1.1\0\win32	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1200 wrote to memory of 1096	1200	regsvr32.exe	83
PID 1200 wrote to memory of 1096	1200	regsvr32.exe	83
PID 1200 wrote to memory of 1096	1200	regsvr32.exe	83

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ie\MediaWatchV1home3653.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1200
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\ie\MediaWatchV1home3653.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:1096

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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